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window.cpp

/****************************************************************************
**
** Copyright (C) 2005-2006 Trolltech AS. All rights reserved.
**
** This file is part of the example classes of the Qt Toolkit.
**
** This file may be used under the terms of the GNU General Public
** License version 2.0 as published by the Free Software Foundation
** and appearing in the file LICENSE.GPL included in the packaging of
** this file.  Please review the following information to ensure GNU
** General Public Licensing requirements will be met:
** http://www.trolltech.com/products/qt/opensource.html
**
** If you are unsure which license is appropriate for your use, please
** review the following information:
** http://www.trolltech.com/products/qt/licensing.html or contact the
** sales department at sales@trolltech.com.
**
** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
**
****************************************************************************/

#include <QtGui>

#include "glwidget.h"
#include "window.h"

Window::Window()
{
    QGridLayout *mainLayout = new QGridLayout;

    glWidgets[0][0] = 0;

    for (int i = 0; i < NumRows; ++i) {
        for (int j = 0; j < NumColumns; ++j) {
            QColor clearColor;
            clearColor.setHsv(((i * NumColumns) + j) * 255
                              / (NumRows * NumColumns - 1),
                              255, 63);

            glWidgets[i][j] = new GLWidget(0, glWidgets[0][0]);
            glWidgets[i][j]->setClearColor(clearColor);
            glWidgets[i][j]->rotateBy(+42 * 16, +42 * 16, -21 * 16);
            mainLayout->addWidget(glWidgets[i][j], i, j);

            connect(glWidgets[i][j], SIGNAL(clicked()),
                    this, SLOT(setCurrentGlWidget()));
        }
    }
    setLayout(mainLayout);

    currentGlWidget = glWidgets[0][0];

    QTimer *timer = new QTimer(this);
    connect(timer, SIGNAL(timeout()), this, SLOT(rotateOneStep()));
    timer->start(20);

    setWindowTitle(tr("Textures"));
}

void Window::setCurrentGlWidget()
{
    currentGlWidget = qobject_cast<GLWidget *>(sender());
}

void Window::rotateOneStep()
{
    if (currentGlWidget)
        currentGlWidget->rotateBy(+2 * 16, +2 * 16, -1 * 16);
}

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